System Tests: Notes

1999 Ford Windstar Base, Van Cargo, 3.8 4SECTION Notes

Verify customer complaint by operating power mirror. Visually inspect for obvious sign of mechanical and electrical damage. If no visual damage is evident, perform appropriate diagnostic test. See SYMPTOM CHART  table. A digital volt-ohmmeter is required to test power mirror system.

SYMPTOM CHART

Symptom Perform Test
Mirrors Are Inoperative A 
Left Or Right Mirror Is Inoperative (Non-Heated Mirrors) B 
Left Or Right Mirror Is Inoperative (Heated Mirrors) C 
Left Or Right Mirror Is Inoperative With Switch Logic (Non-Heated Mirrors) D 
Left Or Right Mirror Is Inoperative With Switch Logic (Heated Mirrors) E 
Auto Dimming Mirror Does Not Operate Correctly F 
Left Or Right Mirror Heater Is Inoperative G 
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.